Honeywell BENDIX KING KMH 880 System Installation Manual page 195

B
Pass/Fail _____
3. If applicable, check that the traffic modes (T/WX) can be selected on
the color radar indicator as follows:
Set the T/WX switch to indicate "WX" (Weather Only).
Observe that the traffic display (radar indicator) annunciates
"TA AUTO", but unless TA traffic is present only the radar picture
is displayed.
Set the T/WX switch to "T/WX" (TAS and Weather).
Observe that the traffic display annunciates "TA" or "TA ONLY" and
shows both traffic and weather if the radar is ON.
Select "TCAS" (TAS ONLY) with the T/WX switch.
Observe that the traffic display annunciates "TA" or "TA ONLY" and
shows TAS traffic but no weather is displayed.
Pass/Fail ______
4. Confirm the Sensor Input to TAS by using a diagnostic computer
program. Additionally, the fault source can be viewed on the radar
indicator or by reading the LED fault code on the processor.
Verify the heading source interface to the TAS Processor. Confirm the
heading source and measure the inputs at the KMH/KTA Processor.
Refer to the drawings for the proper pin assignments.
The TAS and heading system should be operating normally for the
following test. Connect the Diagnostic Computer to the KMH/KTA
through the RS-232 port. Run the TASDIAG Input Data program and
observe the following on the Diagnostic Computer.
Monitor the heading source in the cockpit. Observe the Mag. Heading
readout on the computer. The computer readout should agree to
within a few degrees with the cockpit heading display. Record a
heading other than North (0.0°) _________.
The Heading Status on the computer should indicate VALID. The
heading type should indicate Synchro or ARINC 429.
Flag the heading source by pulling the circuit breaker.
Rev 0, October/2000 10609I00.ZIPCDL
KMH 880/KTA 870
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